I'm still hearing a Boeing engine whine behind the insane screaming of the Seahawk fans. The 49ers organization is responsible to their fans to make certain, Seattle isn't artificially jacking up their crowd noise. This artificial noise merges with the wacko fans. You can hear it turn on, as Seattle's offensive opponents start their play. The whine disappears as the play ends. You can hear Seattle cheat! Undefeated at home because they turn up the volume as the play starts. Seattle cheats! And... Sign in to see full entry.